Home / 5,790.65-8,688.48-2,283.20

Finding the Fourth Proportional to 5,790.65, 8,688.48 and 2,283.20

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Solution

The fourth proportional to 5,790.65, 8,688.48 and 2,283.20 is: 3,425.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.65 : 8,688.48 = 2,283.20 : x
  2. Step 2: Convert to fraction form
    5,790.65/8,688.48 = 2,283.20/x
  3. Step 3: Cross multiply
    5,790.65x = 8,688.48 × 2,283.20
  4. Step 4: Simplify right side
    5,790.65x = 19,837,494.09
  5. Step 5: Solve for x
    x = 19,837,494.09/5,790.65
  6. Step 6: Final answer
    x = 3,425.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.